Bip 39 Excel Default range of iterations Employed in wallets is 2048. Expanding this amount must make it safer in opposition to brute power attacks, nevertheless you will need to keep this price. To access your wallet with custom made PBKDF2 it is best to use this script (or comparable) https://wiishlist.com/story19170033/bip39-binary-little-known-facts-about-seed-phrase-generator